diff options
Diffstat (limited to 'kernel/bpf/syscall.c')
| -rw-r--r-- | kernel/bpf/syscall.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index 687dd6c..2b89ef0 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -111,6 +111,12 @@ static const struct file_operations bpf_map_fops = { .release = bpf_map_release, }; +static int bpf_map_new_fd(struct bpf_map *map) +{ + return anon_inode_getfd("bpf-map", &bpf_map_fops, map, + O_RDWR | O_CLOEXEC); +} + /* helper macro to check that unused fields 'union bpf_attr' are zero */ #define CHECK_ATTR(CMD) \ memchr_inv((void *) &attr->CMD##_LAST_FIELD + \ @@ -141,8 +147,7 @@ static int map_create(union bpf_attr *attr) if (err) goto free_map; - err = anon_inode_getfd("bpf-map", &bpf_map_fops, map, O_RDWR | O_CLOEXEC); - + err = bpf_map_new_fd(map); if (err < 0) /* failed to allocate fd */ goto free_map; @@ -538,6 +543,12 @@ static const struct file_operations bpf_prog_fops = { .release = bpf_prog_release, }; +static int bpf_prog_new_fd(struct bpf_prog *prog) +{ + return anon_inode_getfd("bpf-prog", &bpf_prog_fops, prog, + O_RDWR | O_CLOEXEC); +} + static struct bpf_prog *get_prog(struct fd f) { struct bpf_prog *prog; @@ -647,7 +658,7 @@ static int bpf_prog_load(union bpf_attr *attr) if (err < 0) goto free_used_maps; - err = anon_inode_getfd("bpf-prog", &bpf_prog_fops, prog, O_RDWR | O_CLOEXEC); + err = bpf_prog_new_fd(prog); if (err < 0) /* failed to allocate fd */ goto free_used_maps; |
